This series explores the many kingdoms of pre-colonial sub-saharan Africa.

This video explains the greenhouse effect, which is a natural process that warms the Earth's surface with the help of greenhouse gases. The video also explores the correlation between increased carbon dioxide levels and global warming,...

You may have heard of a recent study published in JAMA that once again confirmed that the measles, mumps, and rubella (MMR) vaccine is not related to autism. I just met the author of the study at a recent meeting, and she told me that...

Part five of our six-part series on vaccinations, supported by the National Institute for Health Care Management Foundation, continues to explore the history of societal backlash against vaccination, with particular attention to...

It's been about 10 years since cannabis was legalized in Washington and Colorado, so we want to review how it's been going... In this video we take a look at how legalizing cannabis impacted health, tax rates, and crime in the states...

So, I’m a Youtuber, and I’ve been doing this series about the crackpot theories about people who discovered America before Columbus, and, well you’re gonna be in the penultimate episode! How good for you! So, let me tell you about the...

You might think that once drugs, devices and medical procedures are shown to be effective, they quickly become available. You might also think that those shown not to work as well as alternatives are immediately discarded. Reasonable...

The Inaugural Conference @ King's, Institute for New Economic Thinking, Session 7:<b<br/>r/>

The Consequences of Inequality a<br/>nd Wealth Distribution

Francine Berman is Professor of Computer Science at Rensselaer Polytechnic Institute. She serves on a broad spectrum of national and international leadership groups and committees, including the newly-established Research Data Alliance,...

Our episode on Organic food was a hit, but lots of you had questions in the comments asking about the safety of artificial sweeteners. We live to serve, so this week's episode is about the research in that area. These chemicals get a bad...

If you've had coronavirus, are you immune or can you catch it again? What's this I hear about Multisystem Inflammatory Syndrome? And does hydroxychloroquine work or not? Aaron talks you through the studies and facts about some of the...

The government is there to prevent anarchy and even possibly act as a safety net for those who are most vulnerable in our society. But that is unfortunately not always the case, as the following 10 examples demonstrate.

In this video, the teacher guides students on how to take a strong position on a writing prompt by analyzing the evidence for each side. The students learn to list the evidence for both sides of the prompt, judge the strength of each...

In this video, the teacher explains how to support your argument in an essay by turning the topic sentence into a question. The lesson focuses on persuasive writing and the goal of getting the reader to agree with the author's argument....

This video provides a lesson on how to strengthen an argument by improving the organization of evidence. It introduces the concept of using boxes and bullets to organize information in a body paragraph. The video explains the importance...

In this video, the teacher guides students through the process of generating ideas for a persuasive opinion essay. They emphasize the importance of stating a claim and providing evidence to support it. The teacher demonstrates how to...

What is Saturnalia? You may have heard of this Roman holiday, but the details are scant and fragmentary from Roman sources. This video explains what we know about Saturnalia and whether or not it influenced the institution of Christmas.

In this video, the speaker discusses an innovative gum production process at Revolver. They are experimenting with a revolutionary polymer that creates a chewy gum that is not sticky. This new gum has the potential to reduce the time and...

Lefties, southpaws, goofy footers, katy-handeds, mollydookers. Whatever you call them, 10% of the population is left-handed. But are there any differences between their brains and those of their right-handed friends? Why are some people...

In 2005, when the RAND Corporation wrote about early childhood interventions, they argued that the evidence to date showed those interventions improved outcomes and generated benefits that outweighed the costs. More than ten years later,...

In this video, the teacher guides students through the process of revising their writing to make it the best it can be. They review the structure of a paragraph and discuss the importance of ensuring that each paragraph supports the...

What was this place like? What insights did they find there when excavating?<br/>
The Silk Roads: Trade and Movement, Part 2

The big issues, the controversies, the debates – and the future. Despite the excellent track record of vaccines in some quarters they are still treated with considerable suspicion. How can – and should – these doubters be convinced? In...

From diving in Antarctica’s ice-covered lakes to exploring Mexico’s Cave of the Crystals, NASA astrobiologist Chris McKay has been searching for life in a wide variety of extreme environments on Earth.